CONFIG_DRM_XEN (not configurable)

configname: CONFIG_DRM_XEN

Linux Kernel Configuration
└─>Device Drivers
└─>Graphics support
└─>Direct Rendering Manager (XFree86 4.1.0 and higher DRI support)
└─>DRM_XEN
In linux kernel since version 3.10 (release Date: 2013-06-30)  

is depended by
CONFIG_DRM_XEN_FRONTEND